Case / bezel material: ResinResin BandNeobriteShock ResistantMineral Glass100-meter water resistanceLED light Selectable illumination duration (1.5 seconds or 3 seconds), afterglowWorld time 31 time zones (48 cities + coordinated universal time), daylight saving on/off, Home city/World time city swappingHand shift feature (Hands move out of the way to provide an unobstructed view of digital display contents.)1/100-second stopwatch Measuring capacity: 59'59.99 Measuring modes: Elapsed time, split time, 1st-2nd place times Direct timing start from the timekeeping modeCountdown timer Measuring unit: 1 second Countdown range: 24 hours Countdown start time setting range: 1 to 24 hours (1-minute increments and 1-hour increments)Counter (Keep track of a count up to 999)5 daily alarmsHourly time signalFull auto-calendar (to year 2099)12/24-hour formatButton operation tone on/offRegular timekeeping Analog: 2 hands (hour, minute (hand moves every 20 seconds)), 1 dial (mode) Digital: Hour, minute, second, pm, month, date, dayAccuracy: ±30 seconds per monthApprox. battery life: 2 years on SR726W × 2